1 ; REQUIRES: object-emission
3 ; RUN: llc -mtriple=x86_64-linux -O0 -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
7 ; int __attribute__((always_inline)) func(int x) { return x + 2; }
13 ; return foo().func(i);
16 ; CHECK: DW_TAG_structure_type
17 ; CHECK: DW_TAG_subprogram
19 ; But make sure we emit DW_AT_object_pointer on the abstract definition.
20 ; CHECK: [[ABSTRACT_ORIGIN:.*]]: DW_TAG_subprogram
21 ; CHECK-NOT: {{NULL|TAG}}
22 ; CHECK: DW_AT_specification {{.*}} "_ZN3foo4funcEi"
23 ; CHECK-NOT: {{NULL|TAG}}
24 ; CHECK: DW_AT_object_pointer
26 ; Ensure we omit DW_AT_object_pointer on inlined subroutines.
27 ; CHECK: DW_TAG_inlined_subroutine
28 ; CHECK-NEXT: DW_AT_abstract_origin {{.*}} {[[ABSTRACT_ORIGIN]]} "_ZN3foo4funcEi"
30 ; CHECK-NOT: DW_AT_object_pointer
31 ; CHECK: DW_TAG_formal_parameter
32 ; CHECK-NOT: DW_AT_artificial
35 %struct.foo = type { i8 }
37 @i = global i32 0, align 4
39 ; Function Attrs: uwtable
40 define i32 @main() #0 {
42 %this.addr.i = alloca %struct.foo*, align 8
43 %x.addr.i = alloca i32, align 4
44 %retval = alloca i32, align 4
45 %tmp = alloca %struct.foo, align 1
46 store i32 0, i32* %retval
47 %0 = load i32, i32* @i, align 4, !dbg !23
48 store %struct.foo* %tmp, %struct.foo** %this.addr.i, align 8
49 call void @llvm.dbg.declare(metadata %struct.foo** %this.addr.i, metadata !24, metadata !MDExpression()), !dbg !26
50 store i32 %0, i32* %x.addr.i, align 4
51 call void @llvm.dbg.declare(metadata i32* %x.addr.i, metadata !27, metadata !MDExpression()), !dbg !28
52 %this1.i = load %struct.foo*, %struct.foo** %this.addr.i
53 %1 = load i32, i32* %x.addr.i, align 4, !dbg !28
54 %add.i = add nsw i32 %1, 2, !dbg !28
55 ret i32 %add.i, !dbg !23
58 ; Function Attrs: nounwind readnone
59 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
61 attributes #0 = { uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
62 attributes #1 = { nounwind readnone }
65 !llvm.module.flags = !{!20, !21}
68 !0 = !MDCompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !3, subprograms: !12, globals: !18, imports: !2)
69 !1 = !MDFile(filename: "inline.cpp", directory: "/tmp/dbginfo")
72 !4 = !MDCompositeType(tag: DW_TAG_structure_type, name: "foo", line: 1, size: 8, align: 8, file: !1, elements: !5, identifier: "_ZTS3foo")
74 !6 = !MDSubprogram(name: "func", linkageName: "_ZN3foo4funcEi", line: 2, isLocal: false, isDefinition: false, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 2, file: !1, scope: !"_ZTS3foo", type: !7, variables: !11)
75 !7 = !MDSubroutineType(types: !8)
77 !9 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
78 !10 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, flags: DIFlagArtificial | DIFlagObjectPointer, baseType: !"_ZTS3foo")
81 !13 = !MDSubprogram(name: "main", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 7, file: !1, scope: !14, type: !15, function: i32 ()* @main, variables: !2)
82 !14 = !MDFile(filename: "inline.cpp", directory: "/tmp/dbginfo")
83 !15 = !MDSubroutineType(types: !16)
85 !17 = !MDSubprogram(name: "func", linkageName: "_ZN3foo4funcEi", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 2, file: !1, scope: !"_ZTS3foo", type: !7, declaration: !6, variables: !2)
87 !19 = !MDGlobalVariable(name: "i", line: 5, isLocal: false, isDefinition: true, scope: null, file: !14, type: !9, variable: i32* @i)
88 !20 = !{i32 2, !"Dwarf Version", i32 4}
89 !21 = !{i32 1, !"Debug Info Version", i32 3}
90 !22 = !{!"clang version 3.5.0 "}
91 !23 = !MDLocation(line: 8, scope: !13)
92 !24 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "this", arg: 1, flags: DIFlagArtificial | DIFlagObjectPointer, scope: !17, type: !25)
93 !25 = !MDDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !"_ZTS3foo")
94 !26 = !MDLocation(line: 0, scope: !17, inlinedAt: !23)
95 !27 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "x", line: 2, arg: 2, scope: !17, file: !14, type: !9)
96 !28 = !MDLocation(line: 2, scope: !17, inlinedAt: !23)